句型辨析05-2025-2026学年六年级英语下册句型辨析（鲁教版五四制）

六年级下册鲁教版 【寒假专版】 C版句型辨析 寒假专版 【C版句型辨析】Why not+动词原形？结 构精讲 初中英语·鲁教版六年级下册 句型辨析精讲 辨析一Why not+动词原形？vs Why don'tyou+动词原形？ 维度 Why not+动词原形？ Why don'tyou+动词原形？ 核心含义提出建议，意为“为什么不 提出建议，意为“你为什么不 …呢？” …呢？” 句式结构 省略主语you的简略句式 完整的否定疑问句结构，包含 主语you 使用场景 更简洁、口语化 语气稍正式，强调对“你”的 建议 例句对比 Why not go to the park with us?(简洁建议) Vhy don't you go to the park with us'?(对“你”提出建议) 真题链接（鲁教版六年级下册期末真题） -I'm feeling bored. 一_listen to music? A.Why not B.Why don't C.How about 答案：A解析：How about后接动名词，排除C;Why don't后需接you,此处缺少，排除B;Why not直接接动词原形，符合语法，选A。 六年级下册鲁教版 【寒假专版】C版句型辨析 辨析二Why not+动词原形？vs How about+动名词？ 维度 Why not+动词原形？ How about+动名词？ 核心含义提出建议 提出建议或询问情况 后接形式 动词原形 动名词(V-ing形式) 适用场景 仅用于提建议 可提建议，也可询问对方意见 或近况 例句对比 Why not play basketball after school?(提建议) How about playing basketball after school?(提建议) How about your weekend?(询问情况) 真题链接（鲁教版六年级下册同步练习） going shopping this afternoon? -Good idea! A.Why not B.How about C.Why don't you 答案：B解析：going为动名词，需用How about:Why not和Why don'tyou后接动词原形，排 除A、C,选B。 辨析三Vhy not+动词原形？vs Let's+动词原形 维度 Why not+动词原形？ Lt's+动词原形 核心含义建议对方做某事（可包含自 提议双方共同做某事 己) 语气特点较直接，侧重建议 较委婉，侧重邀请共同行动 例句对比 Why not try this new restaurant?(建议对方尝试，自己可参与或不参与) Let's try this new restaurant..(提议双方一起尝试) 真题链接（鲁教版六年级下册月考真题） 2 六年级下册鲁教版 【寒假专版】C版句型辨析 go to the movies tonight? -OK!I'd love to. A.Let's B.Why not C.What about 答案：B解析：Lt's后接动词原形，但句末标点为问号，此处为问句形式，排除A:What about 后接动名词，排除C:Why not符合“建议+问句”结构，选B。 辨析四Why not+动词原形？vs You'd better+动词原形 维度 Why not+动词原形？ You'd better+动词原形 核心含义提出建议，语气较轻松 提出劝告或建议，语气较委 婉，暗含“应该” 否定形式无直接否定式 You'd better not+动词原形 例句对比 Why not ask the teacher for help?(轻松建议) You'd better ask the teacher for help.(委婉劝告，建议“应该”做) 真题链接（鲁教版六年级下册期中真题） Youplay on the street.It's dangerous. A.had better not B.why not C.had better 答案：A解析：后句“危险”提示需否定建议，You'd better not表“最好不要”，符合语境：Why not表肯定建议，排除B:had better表肯定建议，排除C,选A。 综合训练 1.-I don't know how to solve this math problem. -ask your teacher for help? A.Why not 3 六年级下册鲁教版 【寒假专版】C版句型辨析 B.Why don't C.How about 2.watching a movie with me this evening? A.Let's B.Why not C.How about 3.You eat too much candy.It's bad for your teeth A.why not B.had better not C.had better 4.-go for a walk after dinner? -That sounds good! A.Let's B.Whynot C.What about 从Why not+动词原形/low about+动名词/Let's+动词原形/You'd better+动词原形中选择合 适的完成句子 1. (go)to the library to read books?We can find some good stories there. 2.-- (play)football with our classmates this Saturday?They are all free. (not run)in the hallway.It's dangerous. (listen)to some light music?It can help you relax. 1.Let's go shopping this weekend.(用Why not改写) 2.You'd better finish your homework first..(改为否定句) 3.How about going to the zoo tomorrow?(用Why not改写) 六年级下册鲁教版 【寒假专版】C版句型辨析 I单项选择 1.A2.C3.B4.B IL.选短语填空/完成句子 1.Why not go 2.How about playing 3.You'd better not run 4.Let's listen I.句型转换 1.Why not go shopping this weekend? 2.You'd better not finish your homework first. 3.Why not go to the zoo tomorrow? 5